Transfer posting from unrestricted to blocked stock between two storage locations in SAP

 one step transfer not possible  to transfer the unrestricted at storage location 1 to blocked stock in storage location 2.

 It will possible with two step working with 311 (Storage location 1 to storage location 2 transfer the unrestricted stock ) and 

344( Transfer posting unrestricted-use stock to blocked stock in sloc 2).

 The reverse way with 343(Transfer posting blocked stock - unrestricted-use stock) does work in one step between storage location 1 to storage location2) .