Each chord has its own chord scale. Looking it from the other way, a chord scale has 7 diatonic chords of its own. That means chord and chord scale has 1 to n relation ships
Guitar gives varieties of positions for one scale. Because of this, scale positions of one scales can be slightly modified for being best suited for each chord.
I’m going to expand minor b5 chord to augmented scale position.
This is E-b5 and expanded to Bb+ augmented scale form.
Here’s an example