回複：回複：There is not any gap from your plan.

就是最後一步,沒有了A的工作,在美國境外拿B的批件能否獲得新的簽證?
Of course. You can.

記得有政策, H1B不連續的必須在境外呆一年什麽的
It is talk about you are out of status because of H1b inside America in a certain time. If you are out of status in America for over 180 days, you may not back from three to ten years.
For your case, I do not think it will take one year. I know a guy came back within one year.