To add to my question, I found below MOS notes. Am I referring to the correct documents wrt to list patches for Demantra and ASCP? Please suggest.
List Of High Priority Patches For Oracle Demantra Including EBS, Siebel and E1 Integrations (Doc ID 470574.1)
FAQ: 12.2 Latest Patch Information for Value Chain Planning (ASCP) with Oracle Process Manufacturing (OPM) (Doc ID 2022357.1)