it's depened on whether NW side support(allow) multi-PDN for corresponding services ,
if yes, and if UE configures multi-PDN with APN name, iptype, etc....,
UE will trying to setup multi-PDN during initiate connection one by one and NW will accept them in normally.
BTW, In Qualcomm platform, UE has a configuration file named "profile" for config PDN info.
hope my answer can help you.