Checked on ocp 4.6 cluster with payload 4.6.0-0.nightly-2020-11-22-160856.
1. Create project, and create operatorgroup without "status" field in project:
# cat operatorgroup-argocd.yaml
apiVersion: operators.coreos.com/v1
kind: OperatorGroup
metadata:
  generateName: devl-mdh-argocd-
  annotations:
    kubectl.kubernetes.io/last-applied-configuration: >
      {"apiVersion":"operators.coreos.com/v1","kind":"OperatorGroup","metadata":{"annotations":{},"generateName":"devl-mdh-argocd-","labels":{"app.kubernetes.io/instance":"projects"},"name":"argocd","namespace":"devl-mdh-argocd"},"spec":{"serviceAccountName":"operator-installer","targetNamespaces":["devl-mdh-argocd"]}}
  selfLink: >-
    /apis/operators.coreos.com/v1/namespaces/devl-mdh-argocd/operatorgroups/argocd
  resourceVersion: '215916'
  name: argocd
  uid: 94e7e691-e346-41cc-873b-a1194b6ab117
  creationTimestamp: '2020-11-10T15:23:25Z'
  generation: 1
  managedFields:
    - apiVersion: operators.coreos.com/v1
      fieldsType: FieldsV1
      fieldsV1:
        'f:metadata':
          'f:annotations':
            .: {}
            'f:kubectl.kubernetes.io/last-applied-configuration': {}
          'f:generateName': {}
          'f:labels':
            .: {}
            'f:app.kubernetes.io/instance': {}
        'f:spec':
          .: {}
          'f:serviceAccountName': {}
          'f:targetNamespaces':
            .: {}
            'v:"devl-mdh-argocd"': {}
      manager: Mozilla
      operation: Update
      time: '2020-11-10T15:23:25Z'
  namespace: prozyp
  labels:
    app.kubernetes.io/instance: projects
spec:
  serviceAccountName: operator-installer
  targetNamespaces:
    - prozyp

2. Install any one operator from console, could install without blank page.
The bug is fixed.

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (OpenShift Container Platform 4.6.6 bug fix update), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2020:5115