HTRANS for HBURST == SINGLE

Is HTRANS always NONSEQ for SINGLE bursts?

I imagine this is ok:

A0            A1             A2
NONSEQ NONSEQ NONSEQ
SINGLE   SINGLE    SINGLE

I imagine this is not ok (?):

A0             A1           A2
NONSEQ  SEQ       SEQ
SINGLE    SINGLE  SINGLE