After you file

No.  You can not efile state unless Federal was efiled and accepted.  If you mail federal you have to mail state.  Even in New York.

 

You can file state before Federal but you have to mail state.

https://ttlc.intuit.com/community/e-file/help/can-i-e-file-my-state-return-before-my-federal/00/2554...