RHC English after 06UT on unscheduled 5040 via Bauta, September 21

CUBA   Radio Habana Cuba in English after 06UT on unscheduled 5040 kHz via Bauta, September 21:
0600-0701 on  5040 BAU 100 kW / 083&263 to Cuba English. Very good via SDR Half Moon Bay CA USA
from 0701 on  5040 BAU 100 kW / 083&263 to Cuba open carrier / dead air and continues at 0741UT
At same time  5025 BAU 100 kW / non-dir to Cuba Spanish Radio Rebelde - NO SIGNAL via same SDR!
from 0800 on  5025 BAU 100 kW / non-dir to Cuba Spanish Radio Rebelde is on the air, very good.
Each day, each hour, a different random combination. Something`s always wrong at RHC & Bauta tx
https://www.youtube.com/watch?v=rp2HDINeHzs&feature=youtu.be
https://www.youtube.com/watch?v=pN3Q_yX11BA&feature=youtu.be
https://www.youtube.com/watch?v=UueOnYKDymc&feature=youtu.be