Travelling on Old visa

Hi

Could you please guide me below scenario.

I have valid visa until july 2021 of my ex employer A
I have approved petition of current employer B.

I am planning to go on visa A from US to india and show latest petition at the time of coming back on Port of entery. Dont want to get new stamping done currently as due to longer wait time.

Is there any issue in this case. Can company A widraw visa after leaving it. Pls help

@Anil_Gupta Could you guide please