You might want to ask your Provincial Nominee question in the Provincial Nominee forum:
http://www.canadavisa.com/canada-immigration-discussion-board/provincial-nomination-program-immigration-b6.0/
Once you're a permanent resident, you are a permanent resident of Canada, not of a specific province. You can move freely.
Lots of people do:
http://www.cic.gc.ca/english/resources/research/interprov-mobility/section4.asp