partial amount unblock through t code MRBR, it is possible - MRBR

HI FICO Expert,

I want to release partial amount unblock through t code MRBR, it is possible ?

Example :

At the time of Vendor Invoice booking total amount booked in BLOCKED FOR payment amount Rs 10000/-

now i want to release only Rs 9000/- balance in blocked for payment Rs 1000/-

Thanks

Kamlesh