Procedure qualification

I have a PQR that consist of 3 process
Root-Gtaw
Hotpass-Gmaw
Fill and cap-saw
By using it we write a wps for two process gmaw and saw.

Can i write the wps in the following manner , is it acceptable?
With backing SAW and WITHOUT BACKING GMAW.

which standard qulified?

Asme sec 9

GMAW + SAW required backing root or back gouging, because the second and third process have backing weld metal by GTAW,
thickness qualification (t and T) determined in QW-451

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