The orange object should not be visible.
Objects do not overlap the stroke. In the version intended for HDRP 8.2, I could not achieve overlap. In HDRP 7.2, strokes worked correctly.
I'm not sure to understand your issue, the stripes behind an object was always visible for me, and their opacity depends on the "behind factor" parameter on the fullscreen selection material:
I'm not sure to understand your issue, the stripes behind an object was always visible for me, and their opacity depends on the "behind factor" parameter on the fullscreen selection material:
I'm talking about the outline of an object. Not about filling it out.