No. Vivo Y95 does not have the front camera flash but it does have the display screen flash.
Vivo Y95 has LPDDR3 type 4GB RAM. It's single-channel RAM.
No. Vivo Y95 does not have the NFC support.
Yes, Vivo Y95 does have the dual camera set-up at the rear side. It has a 13MP primary rear camera and 2MP secondary rear camera.