H1b COS and H4 COS and H4 EAD filed concurrently : H1b Cos Approved,Changed employer, and h4 cos approved and h4 ead pending

H1b COS and H4 COS and H4 EAD filed concurrently with previous company.
Event in order

  1. H1b Cos Approved.

  2. Changed employer, along with h1b transfer ( new employer applied h4 and h4 ead also)

  3. and h4 cos approved (previous employer)
    4and h4 ead is in pending status. (previous employer)

Previous employer requested uscis for the h1b revoke.
will it impact h4 ead pending ( applied by previous employer )

Please help. how can i handle this situation if it impacts h4 ead.

If H1B and H4 are approved, H4 EAD will be approved even if H1B was withdrawn by ex-employer.