No, not really.
You could use the Any Game Starter (AGS) from Numenor to set up or run alternate games with or without particular EPs/SPs.
It is at MTS2, but they are down right now.
Short explanation of the AGS, including a link to the MTS2 page for it (for when MTS2 is back up and running) here:
http://www.sapphiresims2.com/showthread.php?t=35918.