If at the time you made the decision the need was there, and subsequently, the need has been reduced, you SHOULD still get credit. However, as with all community development issues, your mileage may vary as this portion of the exam procedures is nothing but subjective.
We are still waiting to hear from the FDIC about how they intend to modernize CRA, but both other agencies have said that they understand that finding qualified investments is getting harder, and the idea of allowing banks to invest outside their assessment area(s), in CRA deserts is common to both the Fed proposal and the OCC "Final" rule.