Yup. Anyone who actually lives out there either has a house that floats, or is elevated on pilings. This time, the pilings might not be tall enough, but the floaters should be OK.
I used to live in Morgan City when I was a kid and still remember my first drive through Pierre Part. That was eye opening. lol
The people in the affected area are not the same as the dependent class in NOLA. They are very resourceful and will do fine like their ancestors have done for hundreds of years now.