Considering it only comes as part of the 7.5 installation set, I doubt it.
No doubt the full GA4 will be released in time, patience and thou shall be blessed with the Agent of Groove, provided you want to splash the cash for it.
He who hingeth aboot, gettith hee-haw...!
Cubase 7.5 64Bit
Win7 64bit, SP1
Intel Core I5email@example.comGhz, 8GB RAM, 128GB SSD, ASUS P8Z77-V, NVIDIA GT610