Important clarification on exemption for IT though NPS

Clarification received for:

• If Employee have saving Rs.1,50,000/- u/s 80C excluding CPS deduction. can the incumbent avail Rs.50,000/- u/s 80CCD(1B). the amount which was deducted towards CPS/NPS?
• If the employee have less than 1.5lac savings in 80C and exceed Rs.50000 towards CPS/NPS can incumbent split the amount in 80CCD(1B)?