No it has to get update from sepm only\Note: The difference between a GUP and LUA 2.x. The GUP will only retrieve content as it is requested, and will retrieve it from the Symantec Endpoint Protection Manager (SEPM).
Difference between a SEP GUP v/s LiveUpdate Administrator
http://www.symantec.com/business/support/index?page=content&id=TECH198160